Home / 5,472,556.80-8,208,057.60-1,878,489.60

Finding the Fourth Proportional to 5,472,556.80, 8,208,057.60 and 1,878,489.60

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Solution

The fourth proportional to 5,472,556.80, 8,208,057.60 and 1,878,489.60 is: 2,817,467.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472,556.80 : 8,208,057.60 = 1,878,489.60 : x
  2. Step 2: Convert to fraction form
    5,472,556.80/8,208,057.60 = 1,878,489.60/x
  3. Step 3: Cross multiply
    5,472,556.80x = 8,208,057.60 × 1,878,489.60
  4. Step 4: Simplify right side
    5,472,556.80x = 15,418,750,837,800.96
  5. Step 5: Solve for x
    x = 15,418,750,837,800.96/5,472,556.80
  6. Step 6: Final answer
    x = 2,817,467.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.